Puffing Blinds / electronic product

For blocking the sunbeam, blinds or curtains are necessary. But the commonly curtains and blinds not only block the light, but also stop the wind blowing inside and circulating the air.
Puffing blind is a special blinds that it can block the sunlight and keep the room breezing.
The special structure is also make solar energy more available for Puffing Blind to imbibe and utilize the energy for breathing.